// functional/Closure1.java
// (c)2017 MindView LLC: see Copyright.txt
// We make no guarantees that this code is fit for any purpose.
// Visit http://OnJava8.com for more book information.

import java.util.function.IntSupplier;

public class Closure1 {
    int i;

    IntSupplier makeFun(int x) {
        return () -> x + i++;
    }
}
